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Heart|Lab Grown|IGI

3.03ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG843670823

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG843670823

Diamond specifications and retailer prices

From HK$15,589 HKD
$1,987 USD
As of October 30, 2026
Save HK$108,945 HKD (87%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$124,535 HKD at Novita Diamonds · As of November 1, 2026
View at Novita Diamonds

About this 3.03ct lab-grown heart diamond

This 3.03ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG843670823 or 843670823. Listed at 16 retailers as of October 30, 2026, with prices from HK$15,589 to HK$124,535, a HK$108,945 spread on the same certified stone. Novita Diamonds lists it at HK$124,535. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.03
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843670823
Dimensions9.12 × 9.64 × 5.93 mm
L/W Ratio1.06
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.12 mm9.64 mm3.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843670823
Side View
Table 60.0%Crown 36.1°Girdle: STK-THKPavilion 39.8°Culet: NoneDepth 61.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: HK$124,535 HKD|Low: HK$15,589 HKD|High: HK$124,535 HKD|Avg: HK$38,944 HKD
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 1, 2026
Retailer 12HK$15,589 HKD
Retailer 5HK$16,962 HKD
Retailer 14HK$18,422 HKD
Retailer 16HK$19,379 HKD
Retailer 10HK$21,519 HKD
Retailer 3HK$24,855 HKD
Retailer 4HK$25,601 HKD
Retailer 13HK$28,307 HKD
Retailer 15HK$29,696 HKD
Retailer 11HK$34,896 HKD
Retailer 9HK$40,838 HKD
Retailer 2HK$51,644 HKD
Retailer 8HK$55,908 HKD
Retailer 7HK$80,795 HKD
Retailer 6HK$96,894 HKD
Novita DiamondsHK$124,535 HKD

13 data points across 16 retailers

16 retailersHK$15,589 HKD to HK$124,535 HKD

A
Cheapest Retailer
-
HK$15,589 HKD
$1,987 USD
A
Retailer 2
-
HK$16,962 HKD
$2,162 USD
View
A
Retailer 3
-
HK$18,422 HKD
$2,348 USD
View
A
Retailer 4
-
HK$19,379 HKD
$2,470 USD
View
A
Retailer 5
-
HK$21,519 HKD
£2,160 GBP
View
A
Retailer 6
-
HK$24,855 HKD
$3,168 USD
View
A
Retailer 7
-
HK$25,601 HKD
$3,263 USD
View
B+
Retailer 8
-
HK$28,307 HKD
$3,608 USD
View
B+
Retailer 9
-
HK$29,696 HKD
$3,785 USD
View
B+
Retailer 10
-
HK$34,896 HKD
€4,236 EUR
View
B+
Retailer 11
-
HK$40,838 HKD
A$8,008 AUD
View
B+
Retailer 12
-
HK$51,644 HKD
£5,183 GBP
View
B
Retailer 13
-
HK$55,908 HKD
$7,126 USD
View
B
Retailer 14
-
HK$80,795 HKD
$10,298 USD
View
B
Retailer 15
-
HK$96,894 HKD
$12,350 USD
View
Most Expensive
B
Novita Diamonds
cert_843670823 · Nov 1
HK$124,535 HKD
A$24,420 AUD
View
15 more retailers have this diamond
Prices start from HK$15,589 HKDSave up to HK$108,945 HKD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
3.03ct Heart
HK$15,589 HKD